Psychology / Aging / Calcium / Treatment Outcome / Portugal / Delirium / Prospective studies / Humans / Age / Female / Male / Acetylcholinesterase / Bilirubin / Clinical Sciences / Aged / Middle Aged / Public health systems and services research / Time Factors / Age Factors / Biological markers / Chi Square Distribution / Hemoglobins / Down-Regulation / Psychiatric Status Rating Scales / Butyrylcholinesterase / Delirium / Prospective studies / Humans / Age / Female / Male / Acetylcholinesterase / Bilirubin / Clinical Sciences / Aged / Middle Aged / Public health systems and services research / Time Factors / Age Factors / Biological markers / Chi Square Distribution / Hemoglobins / Down-Regulation / Psychiatric Status Rating Scales / Butyrylcholinesterase
